Aiming at the fault diagnosis of the charging module of the electric vehicle DC charging pile, a fault diagnosis method of the DC charging pile based on deep learning is proposed. First, through circuit simulation, the DC charging pile model is simulated under different faults and different working conditions, and the three input current signals are obtained as …
In this paper, the battery energy storage technology is applied to the traditional EV (electric vehicle) charging piles to build a new EV charging pile with integrated charging,...
In this paper, the battery energy storage technology is applied to the traditional EV (electric vehicle) charging piles to build a new EV charging pile with …
Moreover, a coupled PV-energy storage-charging station (PV-ES-CS) is a key development target for energy in the future that can effectively combine the advantages of photovoltaic, energy storage and electric vehicle charging piles, and make full use of them [].
In recent years, with the improvement of human awareness of environmental protection, the emerging electric vehicle industry has developed vigorously. Meanwhile, as the infrastructure of the electric vehicle industry, the market demand for charging piles has increased sharply, and the requirements for their functions are gradually improving. Firstly, this paper …
Based on the proposed fault prediction method, preventive maintenance based on a probability threshold with the minimum total expected cost is proposed and results show that the proposed maintenance strategy has a better performance in reducing the total maintenance cost compared with traditional periodic maintenance. With the …
Different from the traditional charging pile fault detection model, this method constructs data for common features of the charging pile and establishes a classification prediction frame work that relies on the Extreme Learning Machine (ELM) algorithm with a high ...
In this article, a real-time fault prediction method combining cost-sensitive logistic regression (CS-LR) and cost-sensitive support vector machine classification (CS …
Introduction Facing the crisis of fossil fuel depletion and environmental degradation, lithium-ion battery (LIB) is a promising energy-storage solution owing to high energy density, long lifespan, and limited pollution (Feng et al., 2020). To pursue a better electrochemical ...
Short-circuiting of batteries For instance, short-circuiting of Li-ion batteries are the most common cause of thermal runaway. This can happen due to overcharge or overvoltage leading to electrolyte …
With the gradual popularization of electric vehicles, users have a higher demand for fast charging. Taking Tongzhou District of Beijing and several cities in Jiangsu Province as examples, the charging demand of electric vehicles is studied. Based on this, combining energy storage technology with charging piles, the method of increasing the power …
Based on the investigation of the layout of charging piles for new energy vehicles in Anhui Province, this paper analyzes and studies the main problems existing in the development of charging ...
The workload of daily operation, maintenance and testing of charging facilities is huge, and the on-site testing management mode is still dominated by manual recording of testing data, lacking intelligent detection and fault analysis means. In this paper, the characteristics of AC and DC charging pile faults are analyzed, and a real-time monitoring method of …
Y. Liu, H. Niu, Z. Li, J. Liu, C. Xu, X. Huang (2021) Thermal Runaway Characteristics and Failure Criticality of Massive Ternary Li-ion Battery Piles in Thermal Runaway Characteristics and Failure
Journal of Electrical Engineering & Technology (2023) 18:4301–4319 43031 3 Fig. 1 Block diagram of the DC charging pile system Fig. 2 The charging unit consisting of a Vienna rectier, a DC transformer, and a DC converter 4304 Journal of Electrical Engineering
charging pile vs charging station As electric vehicles (EVs) become increasingly popular, the need for efficient and convenient charging infrastructure has become paramount. Two common terms used in this context are charging piles and charging stations. While ...
Research on Distribution Strategy of Charging Piles for Electric Vehicles Jifa Wang 1 and Wenqing Zhao 1 Published under licence by IOP Publishing Ltd IOP Conference Series: Earth and Environmental Science, Volume 781, 3. Resources and Energy, Power ...
This paper proposes a schedulable capacity (SC) assessment method for PV and storage integrated fast charging stations with V2G. The energy relationship between the SC of electric vehicles, the SC of... Corresponding Author Yun Zhou [email protected] orcid
This paper puts forward the dynamic load prediction of charging piles of energy storage electric vehicles based on time and space constraints in the Internet of …
The energy storage charging pile achieved energy storage benefits through charging during off-peak periods and discharging during peak periods, with …
With the increasing number of electric vehicles, V2G (vehicle to grid) charging piles which can realize the two-way flow of vehicle and electricity have been put into the market on a large scale, and the fault maintenance of charging piles has gradually become a problem. Aiming at the problems that convolutional neural networks (CNN) are …
The electric vehicle charging pile, or charging station, is a crucial component that directly impacts the charging experience and overall convenience. In this guide, we will explore the key factors to consider when selecting a Charging Pile that aligns with your needs, ensuring a seamless and sustainable charging experience. ...
In response to the issues arising from the disordered charging and discharging behavior of electric vehicle energy storage Charging piles, as well as the …
A charging pile, also known as a charging station or electric vehicle charging station, is a dedicated infrastructure that provides electrical energy for recharging electric vehicles (EVs). It is similar to a traditional gas …
With the application of the Internet of Things (IoT), smart charging piles, which are important facilities for new energy electric vehicles (NEVs), have become an important part of the smart grid. Since the smart charging piles are generally deployed in complex environments and prone to failure, it is significant to perform efficient fault …
In this study, to develop a benefit-allocation model, in-depth analysis of a distributed photovoltaic-power-generation carport and energy-storage charging-pile project was performed; the model was developed using Shapley integrated-empowerment benefit-distribution method.
DC charging piles have a higher charging voltage and shorter charging time than AC charging piles. DC charging piles can also largely solve the problem of EVs'' long charging times, which is a key barrier to EV adoption and something to which consumers pay considerable attention (Hidrue et al., 2011; Ma et al., 2019a ).
ABM is established to present individual charging and parking behavior. • The process of cruising for available charging facilities or spaces is described. • The fixed proportion of setting charging piles on spaces can be optimized. • …
A laboratory-scale coupled energy pile-solar collector system was constructed. • Effects of major parameters and their inter-dependence were evaluated. • Turbulent flow contributes more to the energy storage as the soil is saturated. • The maximum daily average
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